<html>
<head>
  <title><%= title%></title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="/lib/bootstrap/dist/css/bootstrap.min.css">
  <script src="/lib/jquery/dist/jquery.min.js"></script>
  <script src="/lib/bootstrap/dist/js/bootstrap.min.js"></script>
</head>
<body>

<div class="container">
  <h2>多种颜色卡片</h2>
  <div class="card">
    <div class="card-body">Basic card</div>
  </div>
  <br>
  <div class="card bg-primary text-white">
    <div class="card-body">Primary card</div>
  </div>
  <br>
  <div class="card bg-success text-white">
    <div class="card-body">Success card</div>
  </div>
  <br>
  <div class="card bg-info text-white">
    <div class="card-body">Info card</div>
  </div>
  <br>
  <div class="card bg-warning text-white">
    <div class="card-body">Warning card</div>
  </div>
  <br>
  <div class="card bg-danger text-white">
    <div class="card-body">Danger card</div>
  </div>
  <br>
  <div class="card bg-secondary text-white">
    <div class="card-body">Secondary card</div>
  </div>
  <br>
  <div class="card bg-dark text-white">
    <div class="card-body">Dark card</div>
  </div>
  <br>
  <div class="card bg-light text-dark">
    <div class="card-body">Light card</div>
  </div>
</div>

</body>
</html>